CN213505695U - Hydraulic control system of grab bucket - Google Patents
Hydraulic control system of grab bucket Download PDFInfo
- Publication number
- CN213505695U CN213505695U CN202022385914.8U CN202022385914U CN213505695U CN 213505695 U CN213505695 U CN 213505695U CN 202022385914 U CN202022385914 U CN 202022385914U CN 213505695 U CN213505695 U CN 213505695U
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- grab bucket
- buffer
- hydraulic control
- control system
- sliding
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Abstract
The utility model discloses a grab bucket hydraulic control system, which comprises a crane and a grab bucket, wherein the grab bucket is arranged on the crane; the first hydraulic cylinder is fixed at the top of the crane; the limiting plate is fixed at the bottom of the grab bucket; a sliding device, the sliding device set up in the limiting plate, the sliding device includes the sliding tray, the utility model relates to a hydraulic control technical field. This grab bucket hydraulic control system, realize snatching the material through the grab bucket on the hoist, make slider remove through first pneumatic cylinder, thereby remove the in-process at the grab bucket, improve the stability of grab bucket, stabilize at the grab bucket through strutting arrangement, prevent that grab bucket outage or haulage rope from loosening, lead to the grab bucket to fall and cause the injury or cause the injury to operating personnel to personnel around, buffer carries out the shock attenuation in the operation process to the grab bucket, improve the life of grab bucket, and the security has been increased.
Description
Technical Field
The utility model relates to a hydraulic control technical field specifically is a grab bucket hydraulic control system.
Background
The grab bucket is a special tool for grabbing dry and scattered goods by a crane; two or more openable bucket-shaped jaws are combined together to form an object containing space, the jaws are closed in a material pile during loading, the material is grabbed into the object containing space, the jaws are opened in a suspended state above the material pile during unloading, the material is scattered on the material pile, and the opening and closing of the jaws are generally controlled by a steel wire rope of a crane hoisting mechanism; the grab bucket operation has no heavy physical labor, can achieve higher loading and unloading efficiency and ensure safety, and is a main dry bulk cargo loading and unloading tool for ports.
Because the grab bucket is bulky, in the use of grab bucket, need protect the grab bucket, when preventing the grab bucket outage suddenly, the situation such as the grab bucket can not take place to drop suddenly improves operating personnel's personal safety to the life of grab bucket has been improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a grab bucket hydraulic control system has solved the grab bucket and has lacked the problem of protection in the use.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hydraulic control system of a grab bucket comprises a crane,
the grab bucket is arranged on the crane;
the first hydraulic cylinder is fixed at the top of the crane;
the limiting plate is fixed at the bottom of the grab bucket;
the sliding device is arranged in the limiting plate and comprises a sliding groove, a supporting plate is connected in the sliding groove in a sliding mode, and the bottom of the supporting plate is rotatably connected with the first hydraulic cylinder;
the supporting device is fixed on the grab bucket and comprises a first fixing plate and a second fixing plate, and a second hydraulic cylinder is rotatably connected between the first fixing plate and the second fixing plate;
the buffer device is fixed at the top of the crane and comprises a buffer tube, the inner surface of the buffer tube is slidably connected with a buffer rod, the bottom of the buffer rod is fixedly connected with a buffer component, the buffer component is fixedly connected with the inner wall of the buffer tube, and the top of the buffer rod is rotatably connected with the grab bucket.
Furthermore, the bottom end of the supporting plate is fixedly connected with a first rotating shaft, and the first rotating shaft is rotatably connected with the output end of the first hydraulic cylinder.
Furthermore, two limiting grooves are formed in the limiting plate, the two limiting grooves are communicated with the sliding groove, the two ends of the supporting plate are fixedly connected with limiting blocks respectively, and the outer surfaces of the limiting blocks are connected with the inner surfaces of the limiting grooves in a sliding mode.
Furthermore, the second hydraulic cylinder is rotatably connected with the first fixing plate through a second rotating shaft, and the second hydraulic cylinder is fixedly connected with the second fixing plate through a third rotating shaft.
Furthermore, the inner wall both sides of buffer tube have all been seted up the spout, the equal fixedly connected with slider in both sides bottom of buffer rod, the surface of slider with the internal surface sliding connection of spout.
Furthermore, the top of buffer lever rotates and is connected with the fourth pivot, the fourth pivot with grab bucket fixed connection.
Further, the outer surface of the supporting plate is slidably connected with the inner surface of the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are that:
this grab bucket hydraulic control system, realize snatching the material through the grab bucket on the hoist, make slider remove through first pneumatic cylinder, thereby remove the in-process at the grab bucket, improve the stability of grab bucket, stabilize at the grab bucket through strutting arrangement, prevent that grab bucket outage or haulage rope from loosening, lead to the grab bucket to fall and cause the injury or cause the injury to operating personnel to personnel around, buffer carries out the shock attenuation in the operation process to the grab bucket, improve the life of grab bucket, and the security has been increased.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a hydraulic control system for a grab bucket according to the present invention;
FIG. 2 is a top cross-sectional view of the retainer plate of FIG. 1;
FIG. 3 is an enlarged view taken at A of FIG. 1;
fig. 4 is an enlarged view of fig. 1 at B.
In the figure: 1-crane, 2-grab bucket, 3-first hydraulic cylinder, 31-first rotating shaft, 4-limiting plate, 5-sliding device, 51-sliding groove, 52-supporting plate, 53-limiting block, 54-limiting groove, 6-supporting device, 61-first fixing plate, 62-second fixing plate, 63-second rotating shaft, 64-second hydraulic cylinder, 65-third rotating shaft, 7-buffer device, 71-buffer tube, 72-buffer rod, 73-fourth rotating shaft, 74-buffer component, 75-slide block and 76-sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a hydraulic control system of a grab bucket comprises a crane 1,
the grab bucket 2 is arranged on the crane 1;
the first hydraulic cylinder 3 is fixed at the top of the crane 1;
the limiting plate 4 is fixed at the bottom of the grab bucket 2;
the sliding device 5 is arranged in the limiting plate 4, the sliding device 5 comprises a sliding groove 51, a supporting plate 52 is connected in the sliding groove 51 in a sliding mode, and the bottom of the supporting plate 52 is rotatably connected with the first hydraulic cylinder 3;
the supporting device 6 is fixed on the grab bucket 2, the supporting device 6 comprises a first fixing plate 61 and a second fixing plate 62, and a second hydraulic cylinder 64 is rotatably connected between the first fixing plate 61 and the second fixing plate 62;
Realize snatching the material through 2 grab buckets on the hoist 1, make slider 5 remove through first pneumatic cylinder 3, thereby 2 removal in-process at grab bucket, improve the stability of grab bucket 2, stabilize at grab bucket 2 through strutting arrangement 6, prevent that 2 outage of grab bucket or haulage rope from loosening, lead to grab bucket 2 to fall and cause the injury or cause the injury to operating personnel to personnel around, buffer 7 carries out the shock attenuation to the operation process of grab bucket 2, improve the life of grab bucket 2, the security has been increased.
The bottom end of the support plate 52 is fixedly connected with a first rotating shaft 31, and the first rotating shaft 31 is rotatably connected with the output end of the first hydraulic cylinder 3.
Two limiting grooves 54 are formed in the limiting plate 4, the two limiting grooves 54 are communicated with the sliding groove 51, two ends of the supporting plate 52 are fixedly connected with limiting blocks 53 respectively, and the outer surfaces of the limiting blocks 53 are in sliding connection with the inner surfaces of the limiting grooves 54.
The first hydraulic cylinder 3 is lifted, so that the support plate 52 slides in the sliding groove 51 in the limit plate 4, and slides in the limit groove 54 through the limit block 53, thereby improving the stability of the support plate 52 during sliding.
The second hydraulic cylinder 64 is rotatably connected to the first fixing plate 61 via a second rotating shaft 63, and the second hydraulic cylinder 64 is fixedly connected to the second fixing plate 62 via a third rotating shaft 65.
The second hydraulic cylinder 64 is rotated by the second rotating shaft 63 of the first fixing plate 61 and the third rotating shaft 65 of the second fixing plate 62 via the second hydraulic cylinder 64, thereby improving the stability of the grapple 2.
The top of the buffer rod 72 is rotatably connected with a fourth rotating shaft 73, and the fourth rotating shaft 73 is fixedly connected with the grab bucket 2.
The buffer rod 72 is buffered by the buffer member 74, and the slider 75 slides in the slide groove 76, thereby improving the stability of the buffer rod 72 during sliding.
The outer surface of the support plate 52 is slidably coupled to the inner surface of the sliding groove 51.
By sliding the support plate 52 in the sliding groove 51, the stability of the support plate 52 during sliding is improved, and the support plate 52 is prevented from moving out of the sliding groove 51 when moving, so that the first hydraulic cylinder 3 cannot support the grab 2.
In operation, realize snatching the material through grab bucket 2 on hoist 1, when grab bucket 2 during operation, drive first pneumatic cylinder 3 and go up and down, thereby make backup pad 52 slide in the sliding tray 51 of limiting plate 4, slide in limiting tray 54 through stopper 53, improve the stability when backup pad 52 slides, make second pivot 63 on the first fixed plate 61 and third pivot 65 on the second fixed plate 62 through second pneumatic cylinder 64, make second pneumatic cylinder 64 rotate, thereby improve the stability of grab bucket 2, when grab bucket 2 outage or haulage rope receive the influence, first pneumatic cylinder 3 and second pneumatic cylinder 64 stabilize grab bucket 2, slide in buffer tube 71 through buffer rod 72, cushion rod 72 through buffering subassembly 74, slide in sliding tray 76 through slider 75, stability when improving buffer rod 72 and sliding.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The grab bucket hydraulic control system comprises a crane and is characterized in that:
the grab bucket is arranged on the crane;
the first hydraulic cylinder is fixed at the top of the crane;
the limiting plate is fixed at the bottom of the grab bucket;
the sliding device is arranged in the limiting plate and comprises a sliding groove, a supporting plate is connected in the sliding groove in a sliding mode, and the bottom of the supporting plate is rotatably connected with the first hydraulic cylinder;
the supporting device is fixed on the grab bucket and comprises a first fixing plate and a second fixing plate, and a second hydraulic cylinder is rotatably connected between the first fixing plate and the second fixing plate;
the buffer device is fixed at the top of the crane and comprises a buffer tube, the inner surface of the buffer tube is slidably connected with a buffer rod, the bottom of the buffer rod is fixedly connected with a buffer component, the buffer component is fixedly connected with the inner wall of the buffer tube, and the top of the buffer rod is rotatably connected with the grab bucket.
2. The hydraulic control system of a grab bucket of claim 1, wherein: the bottom fixedly connected with first pivot of backup pad, first pivot with the output of first pneumatic cylinder rotates to be connected.
3. The hydraulic control system of a grab bucket of claim 1, wherein: two limiting grooves are formed in the limiting plate and communicated with the sliding groove, limiting blocks are fixedly connected to two ends of the supporting plate respectively, and the outer surfaces of the limiting blocks are connected with the inner surfaces of the limiting grooves in a sliding mode.
4. The hydraulic control system of a grab bucket of claim 1, wherein: the second hydraulic cylinder is rotatably connected with the first fixing plate through a second rotating shaft, and the second hydraulic cylinder is fixedly connected with the second fixing plate through a third rotating shaft.
5. The hydraulic control system of a grab bucket of claim 1, wherein: the inner wall both sides of buffer tube have all been seted up the spout, the equal fixedly connected with slider in both sides bottom of buffer beam, the surface of slider with the internal surface sliding connection of spout.
6. The hydraulic control system of a grab bucket of claim 1, wherein: the top of buffer lever rotates and is connected with the fourth pivot, the fourth pivot with grab bucket fixed connection.
7. The hydraulic control system of a grab bucket of claim 1, wherein: the outer surface of the supporting plate is in sliding connection with the inner surface of the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022385914.8U CN213505695U (en) | 2020-10-23 | 2020-10-23 | Hydraulic control system of grab bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022385914.8U CN213505695U (en) | 2020-10-23 | 2020-10-23 | Hydraulic control system of grab bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213505695U true CN213505695U (en) | 2021-06-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022385914.8U Active CN213505695U (en) | 2020-10-23 | 2020-10-23 | Hydraulic control system of grab bucket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213505695U (en) |
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2020
- 2020-10-23 CN CN202022385914.8U patent/CN213505695U/en active Active
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